# K852907: Siemens Mevatron ME

- Pathway: 510(k) (Traditional)
- Applicant: Siemens Medical Laboratories, Inc.
- Decided: Sep 19, 1985 after 72 days
- Product code: LHN (System, Radiation Therapy, Charged-Particle, Medical)
- Device class: 2
- Regulation: 21 CFR 892.5050
- Recalls of this device: none
- Data: FDA decisions to Oct 25, 2026; recalls to Oct 12, 2026

## Lineage
No predicates in its family tree.
26 later devices descend from it; 1 cites it directly.
0 of 27 devices in its family (counting itself) have a Class I recall.

## Predicates on the family tree (from the FDA summary)
- None. FDA has not posted a summary or statement for it, so its predicates are not known.

## Most influential descendants
- K981112: Mobetron (1998), 25 descendants of its own
- K992577: Photon Radiosurgery System (PRS) (1999), 20 descendants of its own
- K051055: Intrabeam System (2005), 9 descendants of its own
- K121653: Intrabeam System with Intrabeam Spherical Applicators (2012), 8 descendants of its own
- K050843: Axxent Electronic Brachytherapy System (2005), 8 descendants of its own

Source page: https://510kreport.com/device/K852907
Methodology: https://510kreport.com/methodology